noun
straight flush
A poker hand consisting of five cards in sequential rank, all of the same suit. Domain-specific to card games.
彼はストレートフラッシュで大逆転した。
He made a huge comeback with a straight flush.
Variant with a middle dot; less common but still seen.
A royal straight flush is the highest possible straight flush (10–Ace of the same suit).
A flush is five cards of the same suit, not in sequence.
A straight is five cards in sequence, not all the same suit.
Borrowed from English 'straight flush'.